On the third anniversary of 'Waitress' on Broadway, Sara Bareilles shares her earliest demo writing for the show, on 'She Used to Be Mine.' ...

Sara Bareilles appeared on the TODAY Show this morning to perform a string version of 'She Used to Be Mine' from Waitress the Musical. The Tony nominee sat down to discuss bringing a filmed ...

Listener Ashley Syruws of Buffalo, N.Y., shares her signature song, "She Used to Be Mine" by Sara Bareilles. It helped her break away from an unhappy marriage.

Sara Bareilles joined American Idol contestant Nicolina on stage during the show's season 20 finale for a performance of 'She Used to Be Mine' from Waitress.

Sara Bareilles is joined by Jessie Mueller to perform "She Used to Be Mine" from "Waitress." ...

Bareilles wrote "She Used To Be Mine" as a track for the upcoming Broadway musical Waitress, which is slated to his the Great White Way in 2016.

A few weeks later, an MP3 file from Bareilles popped into Paulus’ inbox. It was “She Used to Be Mine,” an achingly wistful, painful yet also somehow triumphant anthem for Jenna.

Listener Ashley Syruws of Buffalo, N.Y., shares her signature song, "She Used to Be Mine" by Sara Bareilles. It helped her break away from an unhappy marriage.